Starbucks CEO Brian Niccol is doubling down on his push to return staff to the office. On Monday, CEO Brian Niccol said in a note to staff that its support partners and people managers will be required to come to the office four days a week starting in late September.

CEO Brian Niccol is cracking down on work from home, ordering Starbucks employees to return to the office four days a week or take a buyout.